DE3788639D1 - Verfahren und vorrichtung zur lichtablenkung. - Google Patents

Verfahren und vorrichtung zur lichtablenkung.

Info

Publication number
DE3788639D1
DE3788639D1 DE87905679T DE3788639T DE3788639D1 DE 3788639 D1 DE3788639 D1 DE 3788639D1 DE 87905679 T DE87905679 T DE 87905679T DE 3788639 T DE3788639 T DE 3788639T DE 3788639 D1 DE3788639 D1 DE 3788639D1
Authority
DE
Germany
Prior art keywords
deflecting
lights
deflecting lights
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
DE87905679T
Other languages
English (en)
Other versions
DE3788639T2 (de
Inventor
Yuri Owechko
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Raytheon Co
Original Assignee
Hughes Aircraft Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Hughes Aircraft Co filed Critical Hughes Aircraft Co
Publication of DE3788639D1 publication Critical patent/DE3788639D1/de
Application granted granted Critical
Publication of DE3788639T2 publication Critical patent/DE3788639T2/de
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/135—Liquid crystal cells structurally associated with a photoconducting or a ferro-electric layer, the properties of which can be optically or electrically varied
    • G—PHYSICS
    • G02—OPTICS
    • G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/29—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the position or the direction of light beams, i.e. deflection
    • G02F1/292—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the position or the direction of light beams, i.e. deflection by controlled diffraction or phased-array beam steering
DE3788639T 1986-08-25 1987-07-20 Verfahren und vorrichtung zur lichtablenkung. Expired - Fee Related DE3788639T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US90005386A 1986-08-25 1986-08-25
PCT/US1987/001709 WO1988001753A1 (en) 1986-08-25 1987-07-20 Light deflector apparatus and method

Publications (2)

Publication Number Publication Date
DE3788639D1 true DE3788639D1 (de) 1994-02-10
DE3788639T2 DE3788639T2 (de) 1994-07-28

Family

ID=25411910

Family Applications (1)

Application Number Title Priority Date Filing Date
DE3788639T Expired - Fee Related DE3788639T2 (de) 1986-08-25 1987-07-20 Verfahren und vorrichtung zur lichtablenkung.

Country Status (6)

Country Link
EP (1) EP0278968B1 (de)
JP (1) JPH01500697A (de)
DE (1) DE3788639T2 (de)
ES (1) ES2005270A6 (de)
IL (1) IL83326A (de)
WO (1) WO1988001753A1 (de)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
AU2002351079A1 (en) * 2001-11-29 2003-06-10 Koninklijke Philips Electronics N.V. Optical scanning device
JP4322605B2 (ja) * 2003-09-16 2009-09-02 株式会社リコー 光学素子

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2254057A1 (en) * 1973-11-27 1975-07-04 Thomson Csf Deflector for coherent polarised light - has transparent electrodes on liquid crystalline bed forming diffraction grating
US4351589A (en) * 1980-04-08 1982-09-28 Hughes Aircraft Company Method and apparatus for optical computing and logic processing by mapping of input optical intensity into position of an optical image
NL8104122A (nl) * 1981-09-07 1983-04-05 Philips Nv Optische schakelaar.
FR2541784B1 (fr) * 1983-02-25 1986-05-16 Thomson Csf Dispositif de deflexion statique d'un faisceau infra-rouge

Also Published As

Publication number Publication date
EP0278968A1 (de) 1988-08-24
WO1988001753A1 (en) 1988-03-10
ES2005270A6 (es) 1989-03-01
EP0278968B1 (de) 1993-12-29
JPH01500697A (ja) 1989-03-09
DE3788639T2 (de) 1994-07-28
IL83326A0 (en) 1987-12-31
IL83326A (en) 1992-07-15

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee